Surf Forecasts:
Grishipoll Bay (Coll) surf forecast from 11 Jun 2026:
- Best quality surf: Wednesday 17 Jun, 10PM (local time) - 3ft (0.9m), 11s period, WSW swell with glassy winds.
- Most powerful swell: Saturday 13 Jun, 1AM (local time) - 10ft (3.0m), 12s period, W swell with 2,525 kJ wave energy.
- Next surfable swell (1★+): Monday 15 Jun, 1PM (local time) - 1.5ft (0.5m), 10s period with W swell.
Best Forecast Surf Conditions for Grishipoll Bay (Coll) this week:
The surf forecast for Grishipoll Bay (Coll) over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jun 15) at 1PM. The primary swell is predicted to be 0.5m and 10s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Grishipoll Bay (Coll) in the next 16 days are 3.0m 12s and forecast to arrive on Saturday (Jun 13) at 1AM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.3m 5s period and expected on Thursday (Jun 11) at 1PM.
| Wave Type | Time (BST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1PM (Mon 15th Jun) | 1.5ft (0.5m) 10s |
| Best Surf | 10PM (Wed 17th Jun) | 3ft (0.9m) 11s |
| Most Powerful | 1AM (Sat 13th Jun) | 10ft (3.0m) 12s |
Table - best surf conditions forecast for Grishipoll Bay (Coll) over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 10mm), heaviest on Thu afternoon. Very mild (max 12°C on Thu afternoon, min 10°C on Thu morning). Winds decreasing (strong winds from the WSW on Fri afternoon, moderate winds from the NNW by Sat night). | Days 4-6 Weather SummaryLight rain (total 8mm), mostly falling on Mon night. Very mild (max 15°C on Mon afternoon, min 11°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||
Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 9 | SW 8 | WSW 8 | WSW 9 | WSW 8 | W 12 | W 12 | W 11 | W 10 | W 10 | WSW 9 | W 9 | WSW 9 | W 10 | WSW 9 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 188 | 297 | 314 | 423 | 706 | 2525 | 1702 | 1242 | 578 | 220 | 110 | 57 | 26 | 49 | 46 | 93 | 117 | 143 | 149 | 155 | 210 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross | cross-on | cross | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross | off | off | off | cross-off | cross-off | cross | cross | cross-on | cross-off |
High Tide | 3:37PM3.10m | 4:01AM3.38m | 4:33PM3.35m | 4:57AM3.57m | 5:25PM3.60m | 5:50AM3.72m | 6:15PM3.81m | 6:41AM3.82m | 7:05PM3.96m | 7:30AM3.82m | 7:54PM4.03m | 8:19AM3.75m | 8:44PM4.01m | ||||||||
Low Tide | 9:46PM0.79m | 10:22AM0.60m | 10:46PM0.57m | 11:17AM0.41m | 11:42PM0.34m | 12:09PM0.25m | 00:36AM0.16m | 1:00PM0.14m | 1:29AM0.05m | 1:49PM0.09m | 2:21AM0.04m | 2:38PM0.11m | 3:13AM0.13m | ||||||||
 | |  |  | |  |  |  |  | | |  | |  |  | | | | | | | |
 | 4:35 | — | — | 4:35 | — | — | 4:35 | — | — | 4:33 | — | — | 4:33 | — | — | 4:33 | — | — | 4:33 | — | — |
 | — | — | 10:15 | — | — | 10:16 | — | — | 10:16 | — | — | 10:17 | — | — | 10:19 | — | — | 10:19 | — | — | 10:20 |
mm | 4 | 3 | — | 1 | 1 | 1 | — | — | — | — | — | — | — | — | 6 | 1 | 1 | — | — | — | — |
Temp °C | 11 | 12 | 12 | 12 | 12 | 11 | 11 | 12 | 11 | 12 | 13 | 13 | 13 | 15 | 14 | 13 | 13 | 13 | 14 | 14 | 14 |
Feels °C | 3 | 7 | 6 | 6 | 3 | 2 | 4 | 4 | 4 | 8 | 9 | 9 | 10 | 11 | 10 | 10 | 9 | 9 | 10 | 11 | 13 |
Swell 1 Height (m) Direction Period (s) | W 9 | ESE 3 | — | W 16 | — | — | — | — | W 10 | W 10 | WSW 9 | W 9 | WSW 9 | W 10 | WSW 9 | WSW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 11 |
| kJ | 188 | 1 | — | 5 | — | — | — | — | 578 | 220 | 110 | 57 | 26 | 49 | 46 | 93 | 117 | 143 | 149 | 155 | 210 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | N 8 | N 8 | N 7 | NNW 4 | WSW 11 | — | SSW 5 | W 11 | — | WSW 5 | — | — | WNW 12 |
| kJ | — | — | — | — | — | — | — | — | 1 | 1 | 1 | 3 | 23 | — | 5 | 22 | — | 11 | — | — | 46 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | N 8 | N 7 | W 14 | — | — | — | WSW 11 | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | 1 | 1 | 4 | — | — | — | 13 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | SW 8 | WSW 8 | WSW 9 | WSW 8 | W 12 | W 12 | W 11 | WNW 11 | — | NNW 3 | — | — | S 4 | S 5 | S 3 | S 3 | — | — | SE 3 | S 4 |
| kJ | 59 | 297 | 314 | 423 | 706 | 2525 | 1702 | 1242 | 427 | — | 3 | — | — | 2 | 23 | 6 | 3 | — | — | 2 | 12 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 162 | 176 | 300 | 687 | 899 | 529 | 538 | 381 | 301 | 8 | 8 | 94 | 28 | 28 | 150 | 105 | 24 | 150 | 88 | 150 | 0 |
Best forecast wave conditions in Inner Hebrides | |||||||||||||||||||||
Best forecast wave conditions in United Kingdom | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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Information about the Grishipoll Bay (Coll) Surf forecast
The above surf forecast table for Grishipoll Bay (Coll) provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Grishipoll Bay (Coll) can be found by selecting the local surf guide option on the grey menu. Our Grishipoll Bay (Coll) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Grishipoll Bay (Coll)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Grishipoll Bay (Coll) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Are you planning a holiday in Inner Hebrides? If you are looking for accommodation near Grishipoll Bay (Coll), camping, hotels and holiday cottages in Inner Hebrides, consider staying in Tiree which is 26 km (16 miles) away. Other places in and around Inner Hebrides where you can find information about places to rent, and car hire include Lochaline which is 50 km (31 miles) away, Mallaig, Oban and Portree.
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